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After scientists confirmed that mosquitoes can transmit yellow fever and other diseases, mosquito control emerged as an important public health measure. Discover how Americans have managed mosquitoes at home and abroad through this selection of items from the NLM collection.

A man inspects a fish

Scientists studied pesticides’ effects on whole ecosystems, September 1964

Courtesy National Library of Medicine

A biologist performs an autopsy on a fish taken from lower Mississippi River in 1964. Data from these autopsies pointed to pesticide use as cause of large fish kills in the river.


For more information about pesticides, visit MedlinePlus.